Cita APA (7th ed.)
Frankl, V. E. (1984). Man's search for meaning: An introduction to logotherapy (3rd ed.). Simon & Schuster.
Cita Chicago (17th ed.)
Frankl, Viktor Emil. Man's Search for Meaning: An Introduction to Logotherapy. 3rd ed. New York: Simon & Schuster, 1984.
Cita MLA (9th ed.)
Frankl, Viktor Emil. Man's Search for Meaning: An Introduction to Logotherapy. 3rd ed. Simon & Schuster, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.